By Jessica Ravitz, CNN (CNN) -- Driven by desperation, Marina and Lev Furman stepped out of their home in Leningrad and took a 20-minute walk into uncertainty. Trailed by KGB agents, they bundled up and set out in the weak winter light for Palace Square, site of the 1917 Bolshevik Revolution. They…

At the this year's General Assembly (GA) of the Jewish Federations of North America, Nobel Peace Prize laureate Elie Wiesel and Natan Sharansky, former Soviet Refusenik, discussed the historical significance of the Sunday, December 6, 1987 march on Washington for Soviet Jewry. This 1987 march was the largest American Jewish…